3-methoxy-1H-pyrazolo[3,4-b]pyridine-5-carboxylic acid CAS 1883426-06-9
| CAS No. | 1883426-06-9 |
| Molecular Formula | C8H15N3O3 |
| Molecular Weight | 201.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
3-methoxy-1H-pyrazolo[3,4-b]pyridine-5-carboxylic acid (CAS 1883426-06-9), molecular formula C8H15N3O3 and molecular weight 201.22 g/mol, is a CATO reference standard with documented purity and traceability.
3-methoxy-1H-pyrazolo[3,4-b]pyridine-5-carboxylic acid (C8H15N3O3) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
CATO manufactures 3-methoxy-1H-pyrazolo[3,4-b]pyridine-5-carboxylic acid under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C8H15N3O3 |
| Molecular Weight | 201.22 g/mol |
| Appearance | White to pale yellow crystalline powder. (faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1995 |
| Nitrogen Atoms | 3 |
Related methoxy Standards
- 6-Methoxy-2-naphthamide (CAS 111359-68-3)
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- 7-methoxy-[1,2,4]triazolo[4,3-a]pyridine-3-carboxylic acid (CAS 1159831-01-2)
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- 7-Methoxy-1,2-dihydrocyclopenta[b]indol-3(4H)-one (CAS 117311-14-5)
- 2-Methoxy-[3,4'-bipyridin]-2'-amine (CAS 1192814-85-9)
- 2'-Methoxy-[3,3'-bipyridin]-6-amine (CAS 1196152-56-3)
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Recommended Standards
- rel-Benzyl (1R,2R)-2-cyanocyclopropane-1-carboxylate (CAS 1883302-66-6)
- 5-Amino-1-methyl-2-phenyl-1H-imidazole-4-carbaldehyde (CAS 188710-74-9)
- 3-Methyl-1-[2-(morpholin-4-yl)-2-oxoethyl]urea (CAS 1882778-39-3)
- Ethyl 6-Isoquinolinecarboxylate (CAS 188861-58-7)
- 6-Chloro-2-ethyl-3-methylpyridine (CAS 1330756-36-9)
- tert-Butyl N-{2-[4-(carbamoylmethyl)phenoxy]ethyl}carbamate (CAS 416860-09-8)
- 2-(2-Phenoxy-acetylamino)-3-phenyl-propionic acid (CAS 110728-29-5)
- 3-Methyl-5-oxo-5-(2,3,5,6-tetramethylphenyl)pentanoic acid (CAS 951893-74-6)
- 5-chloro-1H-pyrrole-3-carboxylic acid (CAS 79600-77-4)
- 5-Chloro-2-[(2,2,2-trifluoroethyl)sulfanyl]aniline (CAS 1019350-70-9)
- Sorafenib Impurity 40 (CAS 1290546-48-3)
- 2-[4-(3,4-Dichloro-benzyl)-morpholin-2-ylmethyl]-isoindole-1,3-dione (CAS 407640-38-4)
- 2-Carboxythiophene-3-boronic acid (CAS 5503-74-2)
- Peptide Impurity 15 (CAS 1227750-69-7)
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